Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 664 for “"3d printing"”.
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Machine-vision assisted 3D printing
I augmented a 3D printer with software for a 3D scanning system in order to incorporate feedback into the printing process. After calibration of the scanning system and the printer, the 3D scanning system is capable of taking depth maps of the printing platform. The two main extensions of 3D …
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3D printing your supply chain
… primarily through extensive interviews with 3D printing experts and stakeholders in product development of a leading cosmetics manufacturer. We identify a framework where additive manufacturing technology such as 3D printing can complement the steel mold tooling used in the development of …
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3D-printing form and function
… of natural systems has remained a distant dream. 3D-printing has resolved many challenges in fabricating complex geometries, but despite its promise, assembling diverse materials (including solids, liquids and thin-films) and functions inside a single, printed composite is a current challenge. …
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3D PRINTING OF ELASTOMERS AND APPLICATIONS
… have been developed and manufactured by 3D printing. Dielectric elastomers with ultra-high permittivity have been formulated, printed and characterised. Also, conducting elastomer with very low hysteresis and self healing abilities have been demonstrated. Some applications have been …
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3D printing-based microfluidics for geosciences
Three-dimensional (3D) printing offers the potential to repeatably generate porous media for the investigation of pore-scale processes such as CO2 dissolution and species transport in multiscale porous media. However, there are concerns regarding dimensional fidelity, shape conformity and surface …
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Ink-gel simultaneous embedded 3D printing
3D printing has improved by leaps and bounds. The gains include both the hardware and software. With 3D printers increasingly becoming staples of many a laboratory and engineering workshop, naturally comes the application of 3D printing to ever more significant issues. Some of these new …
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Intellectual property and consumer 3D printing
… Additive manufacturing, colloquially known as 3D printing, is one such technology that has a profound impact on how goods are created, disseminated and consumed. This technology enables, in an unprecedented matter, the decentralised manufacturing of goods, supplemented by user-based creation …
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Cellulose Nanofoams: 3D Printing and Characterization
… and developing a reproducible methodology for printing customized three-dimensional (3D) structures using direct-ink-write (DIW) technology and molding. We developed composite nanofoams using TEMPO-modified cellulose nanofiber (TCNF). The resultant composite nanofoams showcased remarkable …
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Carbon-based polymer nanocomposites for 3D-printing
… with the aim to increase the performances of 3D-printed parts obtained by fused deposition modeling (FDM). The attention is focused on carbon-based nanomaterials incorporated into an acrylonitrile–butadiene–styrene (ABS) polymer by a solvent-free process. ABS-based nanocomposites were prepared …
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Fabrication of PLA-hemp 3D printing filaments
… (PLA) composites infused with hemp fibers for 3D printing applications. The project aims to leverage the intrinsic properties of hemp fibers and PLA to create a material that mitigates brittleness and enhances biodegradability while maintaining mechanical performance and printability. The …
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Naturally Derived Biocompatible Photoinitiators for 3D Printing
… resins (i.e., dental resin and epoxy) or 3D resins for shape memory hydrogels. In the present thesis, four natural plant extracts are investigated as photoinitiator candidates, extracted from berries, citrus, pomegranate, and Indigofera, respectively. Moreover, the innovative designed …
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Naturally Derived Biocompatible Photoinitiators for 3D Printing
… resins (i.e., dental resin and epoxy) or 3D resins for shape memory hydrogels. In the present thesis, four natural plant extracts are investigated as photoinitiator candidates, extracted from berries, citrus, pomegranate, and Indigofera, respectively. Moreover, the innovative designed …
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Analysis of dimensional control in 3D printing
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1994.
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MultiFab : a multi-material 3D printing platform
… the development of MultiFab, a multi-material 3D printing architecture that is high-resolution, scalable, and low-cost. MultiFab enables the 3D printing of parts with materials that interact optically and mechanically. The hardware is low-cost since it is built almost exclusively from …
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Integrated multi-media platform for hybrid 3D printing
… Manufacturing, also commonly referred to as 3D Printing, has enabled the rapid production of parts consisting of complex geometries that are extremely labor-intensive or even unrealizable with the use of traditional manufacturing methods. Current technologies exist that are able to print …
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Hydraulic fracturing through 3D printing and lattice modelling
… fracturing propagation is conducted using the 3D printing techniques and the lattice modelling. The first half of the thesis presents the experimental studies. Firstly, the potential of 3D printing on rock mechanics is explored by Polylactic acid (PLA) material, but its plastic property …
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Robotic-assisted 3D printing for bone defect reconstruction
… may be improved by using robot-assisted 3D printing technologies. To demonstrate the capability of robotic-assisted 3D printing for bone defect reconstruction, this MRes study has been conducted through several steps. Firstly, a 3D laser scanner was used to obtain 3D imaging data of the …
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Optimally stiffened thin shell structures in 3D printing.
… architecture, aerospace, etc. The dilemma in printing thin shell structures is the balance between material efficiency and structural soundness. The use of more material will produce a more solid and sound structure but it takes more time and material to fabricate. On the contrary, a thinner …
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